18QHTF21-35.437431-PD

Oscillators Overview

The 18QHTF21-35.437431-PD is a crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 35.437431 MHz with LVCMOS output logic and a 1.8V supply voltage. The device features a Standby (Power Down) function and is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm.

Oscillators Feature Summary

• Supports Low EMI LVCMOS output logic for signal integrity
• Includes Standby (Power Down) functionality for power management
• Utilizes a compact 4-SMD No Lead surface mount package

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Communication systems utilizing standard clock signals
• Embedded systems needing precise timing references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure compatibility with the 1.8V supply rail and confirm that the LVCMOS output levels meet the input thresholds of the receiving component. Check for any specific handling instructions related to the small form factor package during assembly.

Oscillators Selection Notes

Select this component when a low-profile, low-voltage oscillator with standby capability is required. Consider the 2.0x1.6mm footprint constraints and the need for LVCMOS signaling. Evaluate if the standard frequency stability meets the system's jitter and phase noise requirements compared to higher-grade alternatives.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz frequency control products. The series offers various frequencies within a standardized small outline package format, catering to modern electronics' demand for miniaturization and energy efficiency while maintaining reliable timing performance.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 variants with compatible frequencies such as 18QHTF21-35.328-PD or 18QHTF21-35.795454-PD, provided the frequency difference is acceptable. Cross-reference pinouts and electrical characteristics with equivalent offerings from other manufacturers producing 2.0x1.6mm LVCMOS oscillators.